Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
Bristol records a mild change in average high-temperature during December, easing from a fresh 54.1°F (12.3°C) in November to a chilly 45.9°F (7.7°C). Nightly temperatures drop to an average low of 32.4°F (0.2°C) in December.Humidity
The average relative humidity in December is 79%.Rainfall
In Bristol, during December, the rain falls for 11.2 days and regularly aggregates up to 1.61" (41mm) of precipitation. Throughout the year, there are 159.3 rainfall days, and 18.9" (480mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. December is the month with the most snowfall in Bristol. Snow falls for 5.5 days and accumulates 3.27" (83mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 7:22 am and sunset at 5:13 pm. On the last day of December, sunrise is at 7:40 am and sunset at 5:23 pm EST.
Sunshine
In Bristol, the average sunshine in December is 5.3h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: The average daily UV index of 2 in December transforms into the following instructions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the average humidity in December?
How many days does it rain in December?
What is the snowiest month?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Bristol have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Bristol, VA
- Average high temperature in December: 45.9°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (41°F).
- Average low temperature in December: 32.4°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).
Average pressure in December
Bristol, VA
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in December
Bristol, VA
- Average wind speed in December: 6mph
The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in December
Bristol, VA
- Average humidity in December: 79%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is November (75%).
Average rainfall in December
Bristol, VA
- Average rainfall in December: 1.61"
The wettest month (with the highest rainfall) is February (2.17").
The driest month (with the least rainfall) is September (0.87").
Average rainfall days in December
Bristol, VA
- Average rainfall days in December: 11.2 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in December
Bristol, VA
- Average snowfall in December: 3.27"
The month with the highest snowfall is December (3.27").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Bristol, VA
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Bristol, VA
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 5h and 2min
The months with the most sunshine are June and August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in December
Bristol, VA
- Average sunshine days in December: 14.4 days
The month with the most sunshine days is October (17.8 days).
The month with the least sunshine days is February (10.6 days).
Average UV index in December
Bristol, VA
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Bristol, VA
- Average cloud cover in December: 48
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Bristol, VA
- Average visibility in December: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Bristol, Virginia, USA
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